diff --git a/scripts/install/ubuntu.sh b/scripts/install/ubuntu.sh
index b4c3b2cc5..2d2ca8515 100644
--- a/scripts/install/ubuntu.sh
+++ b/scripts/install/ubuntu.sh
@@ -86,10 +86,10 @@ fi
 pip3 install gunicorn==20.1.0
 pip3 install gevent==21.1.2
 pip3 install gevent-websocket==0.10.1
-pip3 install gevent-websocket==0.10.1
 pip3 install requests==2.20.0
 pip3 install flask-caching==1.10.1
 pip3 install flask-socketio==5.2.0
+pip3 install flask-session==0.3.2
 pip3 install pymongo
 pip3 install psutil
 
diff --git a/scripts/update/ubuntu.sh b/scripts/update/ubuntu.sh
index dde4d8724..13a8704dd 100644
--- a/scripts/update/ubuntu.sh
+++ b/scripts/update/ubuntu.sh
@@ -41,6 +41,7 @@ pip3 install gevent-websocket==0.10.1
 pip3 install requests==2.20.0
 pip3 install flask-caching==1.10.1
 pip3 install flask-socketio==5.2.0
+pip3 install flask-session==0.3.2
 pip3 install pymongo
 pip3 install psutil